/Engine/Source/Runtime/UMG/Public/Blueprint/WidgetBlueprintLibrary.h
Note: This means that any bound Input Events in the widget will not be called!
static void SetInputMode_UIOnlyEx ( [APlayerController](API\Runtime\Engine\GameFramework\APlayerController) * PlayerController, [UWidget](API\Runtime\UMG\Components\UWidget) * InWidgetToFocus, EMouseLockMode InMouseLockMode, const bool bFlushInput )